Welcome to the Vandeventer Machine Works web site. Established in 1899, Vandeventer Machine Works is one of the oldest and largest jobbing machine shops in the St. Louis area. Our commitment to quality and service has made us a leader in the industry. We are a full-service jobbing machine shop specializing in larger, precision machining. Our strength is machining difficult, one-of-a-kind parts, but we are also very capable with small production runs as well. Vandeventer Machine Works' facility houses some of the largest and most advanced machine tools in the Midwest, giving us tremendous flexibility and the ability to handle all your machining needs, from project inception to the final product, and anything in between.